User interface for a display screen



FIG. 1 is a front view of a display screen with a transitional graphical user interface, showing the new design;

FIG. 2 is a front view showing a first image in the sequence, and without the broken lines for clarity of illustration;

FIG. 3 is a front view thereof showing a second image in the sequence;

FIG. 4 is a front view thereof showing a third image in the sequence;

FIG. 5 is a front view thereof showing a fourth image in the sequence;

FIG. 6 is a front view thereof showing a fifth image in the sequence; and,

FIG. 7 is a front view thereof showing a sixth image in the sequence.

The outer rectangle in broken lines is included to show an unclaimed portion of the display screen and forms no part of the claimed design. The portions of the transitional graphical user interface shown in broken lines form no part of the claimed design.

The subject matter of this patent includes a process or period in which an image changes into another image. This process or period forms no part of the claimed design. 

CLAIM The ornamental design for a user interface for a display screen, as shown and described. 